Fair Value Measurement - Schedule of Fair Value of the Company’s Level 3 Related Party Convertible Notes Payable (Details) - USD ($) $ in Thousands	3 Months Ended
Jun. 30, 2026	Mar. 31, 2026	Jun. 30, 2025	Mar. 31, 2025
Tasly Convertible Note - Related Party [Member]
Schedule of Changes in the Fair Value of the Company’s Level 3 Loans Payable [Line Items]
Fair value, beginning balance	$ 2,532	$ 2,290	$ 2,390	$ 2,234
Loss on change in the fair value of related party convertible debt	97	242	153	156
Fair value, ending balance	2,629	2,532	$ 2,543	$ 2,390
Related Party Convertible Promissory Note [Member]
Schedule of Changes in the Fair Value of the Company’s Level 3 Loans Payable [Line Items]
Fair value, beginning balance	1,870	1,870
Loss on change in the fair value of related party convertible debt	244
Fair value, ending balance	2,114	1,870
Total Level 3 Related Party Convertible Notes [Member]
Schedule of Changes in the Fair Value of the Company’s Level 3 Loans Payable [Line Items]
Fair value, beginning balance	4,402	4,160
Loss on change in the fair value of related party convertible debt	341	242
Fair value, ending balance	$ 4,743	$ 4,402

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2E
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2E

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- Definition

Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

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- Definition

Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

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